When one considers the amount of time that elapses between a script being written, the film being shot, the footage being edited and a final version being released, it really only makes sense that Hollywood’s portrayals of technology aren’t generally on the bleeding edge. More often than not, they tend to rest on either the brink of impossibility or total inanity—particularly those tech-themed movies which have sat on the shelf for a while (we’re looking at you, The Net).

From anachronisms to total impossibilities to plain old WTF moments, these are The 25 Most Unbelievable Tech Scenes in Movie History.